Question

The ages of A snd B are in the ratio 3:4 .Five years later the sum of their age will be 31 years .what are their peesent ages​

Answer 1

Answer:

5 years later the sum of their age will be 31 years.

so, now sum of their age is = 31 - 5×2 = 21

21 is in the ratio 3:4

A = 21× 3/7 = 9 yrs

B= 21 × 4/7 =12 yrs

Step-by-step explanation:

A: B = 3:4

so, A = 3/ (3+4) & B = 3/ (3+4)